BOOSTER SHOTS: Oddities, musings and news from the health world

Taking a spin on your bike should be fun, but wrestling with traffic often isn't.

Last year, 630 bicyclists died on U.S. roadways, accounting for 2% of traffic fatalities in the nation. (For a closer look, read 2008 data on traffic safety released this year by the National Highway Traffic Safety Administration's National Center for Statistics and Analysis.)

Many cyclists are working in their states to push for a "3-foot" rule -- a law that requires motorists to stay at least 3 feet from riders before passing; 15 states already have adopted such laws. See if your state is on the list included in this Biking Bis blog post.